Cheapest return flights from Ulaanbaatar to Busan in April from 310€

AirHint found the following cheapest return flights from Ulaanbaatar (UBN) to Busan (PUS) in April 2026 (see full year).

Return flights

30 Apr - 07 May Asiana Airlines
29 Apr - 06 May MIAT Mongolian Airlines
14 Apr - 21 Apr Jeju Air
21 Apr - 28 Apr Asiana Airlines
15 Apr - 22 Apr MIAT Mongolian Airlines
28 Apr - 05 May Asiana Airlines
13 Apr - 20 Apr MIAT Mongolian Airlines
16 Apr - 23 Apr MIAT Mongolian Airlines
10 Apr - 17 Apr MIAT Mongolian Airlines
26 Apr - 03 May Jeju Air
22 Apr - 29 Apr T'way Air
25 Apr - 02 May MIAT Mongolian Airlines
27 Apr - 04 May Korean Air
20 Apr - 27 Apr MIAT Mongolian Airlines
18 Apr - 25 Apr Korean Air
29 Apr - 03 May Korean Air
17 Apr - 24 Apr Korean Air
29 Apr - 04 May Korean Air
24 Apr - 01 May Korean Air

Also check the deals for one-way flights from Ulaanbaatar to Busan in April.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Busan

Cheap car rent in Busan

Feel free to contact us with any feedback or request another flight research.